/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2015 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.iso;

import java.io.Serializable;


/**
 * ISO Currency Conversion package
 *
 * @author salaman@teknos.com
 * @version $Id$
 */
public class Currency implements Serializable {
	String alphacode;
	int isocode;
	int numdecimals;

	public Currency(String alphacode, int isocode, int numdecimals) {
		this.alphacode = alphacode;
		this.isocode = isocode;
		this.numdecimals = numdecimals;
	}

	public int getDecimals() {
		return numdecimals;
	}

	public int getIsoCode() {
		return isocode;
	}

	public String getAlphaCode() {
		return alphacode;
	}

	public String formatAmountForISOMsg(double amount) {
		try {
			double m = Math.pow(10, getDecimals()) * amount;
			return ISOUtil.zeropad(String.valueOf(Math.round(m)), 12);
		} catch (ISOException e) {
			throw new IllegalArgumentException("Failed to convert amount", e);
		}
	}

	public double parseAmountFromISOMsg(String isoamount) {
		return new Double(isoamount) / Math.pow(10, getDecimals());
	}

	@Override
	public String toString() {
		return "Currency{" +
				"alphacode='" + alphacode + '\'' +
				", isocode=" + isocode +
				", numdecimals=" + numdecimals +
				'}';
	}
}
